Finding the Fourth Proportional to 55,993,266.70, 83,989,900.05 and 15,603,750.70
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Solution
The fourth proportional to 55,993,266.70, 83,989,900.05 and 15,603,750.70 is: 23,405,626.05
Step by Step Solution
- Step 1: Write the proportion equation
55,993,266.70 : 83,989,900.05 = 15,603,750.70 : x - Step 2: Convert to fraction form
55,993,266.70/83,989,900.05 = 15,603,750.70/x - Step 3: Cross multiply
55,993,266.70x = 83,989,900.05 × 15,603,750.70 - Step 4: Simplify right side
55,993,266.70x = 1,310,557,461,698,117.50 - Step 5: Solve for x
x = 1,310,557,461,698,117.50/55,993,266.70 - Step 6: Final answer
x = 23,405,626.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.